Home / 2,432.73-3,355.85-2,117.44

Finding the Fourth Proportional to 2,432.73, 3,355.85 and 2,117.44

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Solution

The fourth proportional to 2,432.73, 3,355.85 and 2,117.44 is: 2,920.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.73 : 3,355.85 = 2,117.44 : x
  2. Step 2: Convert to fraction form
    2,432.73/3,355.85 = 2,117.44/x
  3. Step 3: Cross multiply
    2,432.73x = 3,355.85 × 2,117.44
  4. Step 4: Simplify right side
    2,432.73x = 7,105,804.63
  5. Step 5: Solve for x
    x = 7,105,804.63/2,432.73
  6. Step 6: Final answer
    x = 2,920.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.